Nana and Nai Nai (pronounced Nana in Japanese), two 20-year-old girls with the same name, started different lives because of an accidental meeting. Nana Osaki Ki is a rock musician, cold and fashionable. Her dream is to become a famous rock singer. Nai Nai Komatsu is an ordinary woman, charming and lovely. Love is the most important thing in life. Two girls with such opposite personalities and thinking hit it off on the train to Tokyo and decided to find a house together and work hard in Tokyo. When two people live together, they feel like sisters, but gradually the two Nanas have their own new world of love, Nai Nai is pregnant, Nana becomes more and more popular, and even becomes the protagonist of gossip. Their friendship and ideal are facing a great test ... Are two Nanas two flowers or another me in the world?
Ai yazawa, the Japanese "girl comic rock master", works with the same name, inviting popular singer Mika Nakashima to play Nana, CM Little Queen Aoi Miyazaki to play Nai Nai for the first time, and Long Ping Matsuda to play Nana's boyfriend in the love photo. Hipsters are waiting, but they don't come to pilgrimage first? !
The protagonist of this play is two girls with the same name, Nana, Oosaki Nana and Nana Komatsu. Nana Komatsu (Aoi Miyazaki) went to Tokyo, hoping to see her boyfriend more often. On the train, she happened to sit next to the new rock singer Oosaki Nana (Mika Nakashima). They parted ways at Tokyo station, but fate brought them together again, because they were fighting for the same floor of the house and they became roommates. Despite their different personalities, the introverted Nana and the extroverted Nai Nai get along well and become good friends. Nana met a bass guitarist and brought a brand-new style to her old band Blackstone.
Naive Nai Nai finally discovered that the road to love is actually very rugged. When she was depressed, she got a good news, that is, she won a ticket to watch the concert of her beloved band TrapNest. Unexpectedly, Nana refused to watch it with her. Nai Nai learned the secret of her best friend-Nana has always loved TrapNest guitarist Honjo Ren, her ex-boyfriend and former bass guitarist of Blackstone.
TrapNest's concert began, and Honjo Ren stepped onto the stage with the cheers of fans. Nana sat quietly in the front row, and tears slowly flowed down with the memories that came up. What will be the end of her and Lian?